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A remark on quadratic spaces over noncommutative semilocal rings

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Publication:1107563
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DOI10.1007/BF01183039zbMath0653.10021MaRDI QIDQ1107563

Keller, Bernhard

Publication date: 1988

Published in: Mathematische Zeitschrift (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/173910


zbMATH Keywords

upper boundquadratic spacesnoncommutative semilocal ringsnumber of isometry classesWitt's Cancellation Theorem


Mathematics Subject Classification ID

Rings with involution; Lie, Jordan and other nonassociative structures (16W10) Noncommutative local and semilocal rings, perfect rings (16L30) Quadratic spaces; Clifford algebras (11E88)


Related Items

An 8-periodic exact sequence of Witt groups of Azumaya algebras with involution ⋮ Patching and weak approximation in isometry groups ⋮ An elementary proof that rationally isometric quadratic forms are isometric ⋮ Witt's extension theorem for quadratic spaces over semiperfect rings



Cites Work

  • Witt's theorem for noncommutative semilocal rings
  • Quadratic forms over semilocal rings
  • Isometrien über semilokalen Ringen
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